Home / 251,283.81-346,615.46-149,235.66

Finding the Fourth Proportional to 251,283.81, 346,615.46 and 149,235.66

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Solution

The fourth proportional to 251,283.81, 346,615.46 and 149,235.66 is: 205,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,283.81 : 346,615.46 = 149,235.66 : x
  2. Step 2: Convert to fraction form
    251,283.81/346,615.46 = 149,235.66/x
  3. Step 3: Cross multiply
    251,283.81x = 346,615.46 × 149,235.66
  4. Step 4: Simplify right side
    251,283.81x = 51,727,386,939.30
  5. Step 5: Solve for x
    x = 51,727,386,939.30/251,283.81
  6. Step 6: Final answer
    x = 205,852.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.